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Manifold of choice was GMPP's single-plane aluminum manifold. What's nice is that the ZZ383 comes with a dual-bolt pattern, giving you the choice to use this Vortec design intake or other conventional pieces from any number of aftermarket manufacturers.
Crate Engine Confessional - GM Performance Parts ZZ383 Dyno Test

Manifold of choice was GMPP's single-plane aluminum manifold. What's nice is that the ZZ383 comes with a dual-bolt pattern, giving you the choice to use this Vortec design intake or other conventional pieces from any number of aftermarket manufacturers.  View Related Article

 

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